2012-04-27 Sergio Durigan Junior <sergiodj@redhat.com>

	    Tom Tromey  <tromey@redhat.com>

	* ax-gdb.c (gen_expr): Clean up code to handle internal variables
	and to compile agent expressions.
	* infrun.c (siginfo_make_value): New argument `ignore'.
	(siginfo_funcs): New struct.
	(_initialize_infrun): New argument when calling
	`create_internalvar_type_lazy'.
	* thread.c (thread_id_make_value): New argument `ignore'.
	(thread_funcs): New struct.
	(_initialize_thread): New argument when calling
	`create_internalvar_type_lazy'.
	* tracepoint.c (sdata_make_value): New argument `ignore'.
	(sdata_funcs): New struct.
	(_initialize_tracepoint): New argument when calling
	`create_internalvar_type_lazy'.
	* value.c (make_value): New struct.
	(create_internalvar_type_lazy): New argument `data'.
	(compile_internalvar_to_ax): New function.
	(value_of_internalvar): Properly handling `make_value' case.
	(clear_internalvar): Likewise.
	(show_convenience): Adding `TRY_CATCH' block.
	* value.h (internalvar_make_value): Delete, replace by...
	(struct internalvar_funcs): ... this.
	(create_internalvar_type_lazy) <fun>: Delete argument.
	(create_internalvar_type_lazy) <funcs>, <data>: New arguments.
	(compile_internalvar_to_ax): New function.
	* windows-tdep.c (tlb_make_value): New argument `ignore'.
	(tlb_funcs): New struct.
	(_initialize_windows_tdep): New argument when calling
	`create_internalvar_type_lazy'.

1 files changed, 12 insertions, 2 deletions

diff --git a/gdb/thread.c b/gdb/thread.c
index 97f283cc6be..d361dd81081 100644
--- a/gdb/thread.c
+++ b/gdb/thread.c
@@ -1439,7 +1439,8 @@ update_thread_list (void)
    no thread is selected, or no threads exist.  */
 
 static struct value *
-thread_id_make_value (struct gdbarch *gdbarch, struct internalvar *var)
+thread_id_make_value (struct gdbarch *gdbarch, struct internalvar *var,
+		      void *ignore)
 {
   struct thread_info *tp = find_thread_ptid (inferior_ptid);
 
@@ -1450,6 +1451,15 @@ thread_id_make_value (struct gdbarch *gdbarch, struct internalvar *var)
 /* Commands with a prefix of `thread'.  */
 struct cmd_list_element *thread_cmd_list = NULL;
 
+/* Implementation of `thread' variable.  */
+
+static const struct internalvar_funcs thread_funcs =
+{
+  thread_id_make_value,
+  NULL,
+  NULL
+};
+
 void
 _initialize_thread (void)
 {
@@ -1495,5 +1505,5 @@ Show printing of thread events (such as thread start and exit)."), NULL,
          show_print_thread_events,
          &setprintlist, &showprintlist);
 
-  create_internalvar_type_lazy ("_thread", thread_id_make_value);
+  create_internalvar_type_lazy ("_thread", &thread_funcs, NULL);
 }